Load-sharing bone anchor having a durable compliant member and method for dynamic stabilization of the spine

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United States of America Patent

PATENT NO 8211155
APP PUB NO 20100036436A1
SERIAL NO

12566498

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A dynamic bone anchor for anchoring a spine stabilization assembly which supports the spine while providing for the preservation of spinal motion. The dynamic bone anchor provides load sharing while preserving range of motion and reducing stress exerted upon the bone anchors and spinal anatomy. The dynamic bone anchor includes a deflectable post connected by a ball-joint to a threaded anchor. Deflection of the deflectable post is controlled by a durability enhanced compliant sleeve. The force/deflection properties of the dynamic bone anchor may be adapted to the anatomy and functional requirements of the patient. The dynamic bone anchor may be used as a component of a dynamic stabilization system which supports the spine while providing for the preservation of spinal motion.

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Patent Owner(s)

  • SPARTEK MEDICAL, INC.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Flynn, John J Walnut Creek, US 144 11787
Hsu, Ken Y San Francisco, US 265 40934
Klyce, H Adam R Berkeley, US 46 1493
Klyce, Henry A Piedmont, US 178 23397
Mitchell, Steven T Pleasant Hill, US 127 11655
Winslow, Charles J Walnut Creek, US 213 30954
Zucherman, James F San Francisco, US 264 41002

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